With the help of private detectives and hidden cameras, Sabrina Grant examines the lives of people who stay slim without apparently trying. What simple tips can we learn from them?
Hayley is an unashamed chocaholic. Rinia has a takeaway diet. How come they're both slim?
Episode 1 - Hayley and Rinia
Karl doesn't know why he's never gained weight. Is Gaby's digestive system why she's slim?
Episode 2 - Gaby and Karl
James struggles to put on weight, in spite of what he eats
Episode 3 - James and Margaret
Ria has a diet that most people would envy. And how does Kirk keep his weight in check?
Episode 4 - Ria and Kirk